I’m looking to evolve as a person through a job: advance my expertise in marketing, my tech stack, and my soft skills, while driving meaningful growth for the company in my role.

Harrys Stratigakis
@charis-stratigakis
I'm a Performance Marketing professional with experience in user acquisition, channel management, and revenue operations.
What I'm looking for
I'm a Performance Marketing professional with experience across LATAM, Africa, and Europe, driving improvements in user acquisition and conversion across Lifecycle Marketing channels (Email, SMS, RCS, WhatsApp, Sim Push). I'm data-driven, organized, and collaborative-used to cooperating with copy & creative teams efficiently as well as delivering results to important stakeholders. I'm also skilled in ROI/ROAS optimization, experimentation (A/B testing), CRO, forecasting, and performance reporting across KPIs such as CAC, LTV, activation, retention, and churn rate. Outside of work, I've written my own fantasy book and have built a gaming YouTube channel from scratch. I also execute and optimize Amazon Ads & Etsy Ads for my girlfriend's book-lover products, and recently, I've invested time to learn vibe-coding with Cursor, building a tool that scores websites based on AEO/GEO metrics.
Experience
Work history, roles, and key accomplishments
As a performance marketing manager at Upstream, I have worked on several distinct projects:
• Plan Migrations (LATAM Region):
- Led performance optimization for SMS, RCS, MMS, and SIM Push campaigns, improving TPS
efficiency and consistently achieving the monthly post-paid to pre-paid user migration
targets set by the partner.
- Managed CRM lifecycle flows that enhanced customer engagement and LT
- Led end-to-end coordination and execution of 360° marketing campaigns across digital, retail, and print channels, supporting multiple commercial departments (TV & sound, White Goods, and stationery supplies) in launching and promoting product lines.
- Acted as the central point of contact between internal stakeholders to ensure campaign timelines, messaging consistency, and launch readiness.
- D
- Designed and executed a customer satisfaction survey targeting the logistics and cargo sector in Chania, aiming to uncover drivers of long-term client relationships.
- Processed and analyzed data using Microsoft Excel and SPSS, identifying behavioral patterns and key customer satisfaction metrics.
- Delivered a final insights report and presented findings to Zanidakis S.A.'s leadership, informin
- Conducted a consumer behavior study to analyze purchasing drivers across multiple retail product categories and identify brand preferences by demographic segment.
- Processed and analyzed responses using Microsoft Excel, SPSS, and Tableau, extracting insights into brand perception and category-specific buying habits.
- Delivered a data-driven presentation to Plaisio’s internal teams, supporting
Education
Degrees, certifications, and relevant coursework
Athens University of Economics and Business
Master of Business Administration - MBA, Business Administration and Management, General
2020 - 2022
Technical University of Crete
Master's degree, Production and Management Engineer
2013 - 2020
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Social media
Job categories
Skills
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